Product Description
Powder Coated Lockable Valve Flange Coupling
DN250-DN80
1. The stainless steel(cooper,malleable) flange connection is easy to use and can withstand greater pressure. 2. In industrial pipelines, flange connections are widely used. 3. In the home, the pipe diameter is small, and it is low pressure, and the flange connection is invisible. If it is in a boiler room or production site, flanged pipes and equipment are everywhere.
1 . Commodity : Welding Neck , Blind , Slip On , Lap Joint , Socket Weld , Threaded , Spectacle Blind , etc |
2 . Surfacing : RF , FF , RTJ |
3 . Materials : Stainless Steel , Duplex Steel , Cooper Malleable |
4 . Standards : ANSI B16.5 , ANSI B 16.47 |
5 . Tolerances : according to the specification or customer’s request and drawings |
6 . Applications : Pipe connection , Piping project construction etc |
7 . Pressure class : 150 – 2500lbs |
Item |
Description |
|
Basic Information |
Material Grade |
WP304 , WP304L , WP304H , WP316 , WP316L , WP316Ti , WP309S , WP310S , WP321 , WP321H , WP347 , WP347H , F304 , F304L , F304H , |
Size |
1/2″ to 48″ Sch 5S to XXS |
|
Standard |
ASTM A403 etc . |
|
Process Method |
Forged / Casting |
|
Industry & Advantage |
Application |
a) Connect pipes |
Advantage |
a) High technology ; good surface ; high quality etc |
|
Terms & Conditions |
Price Item |
FOB , CFR , CIF or as negotiation |
Payment |
T / T , LC or as negotiation |
|
Delivery Time |
30 working days after received your deposit ( Normally according to the order quantity ) |
|
Package |
Plywood case or as per customer’s requirement |
|
Quality Requirement |
Mill Test Certificate will be supplied with shipment , Third Part Inspection is acceptable |
|
Quality |
Test |
100% PMI test ; Size test etc |
Market |
Main Market |
Europe , Middle East , Southeast Asia , South America . Etc |
1) Pre-galvanized, Black, PVC coated & hot dip galvanized.
2) Can make the angle parts with slip-proof.
3) Each meter side printed with size, logo & standard.
4) Gal.zinc thickness is changing according the finish different.
5) The slotted hole size 1-1/8″(28.60mm)*9/16″(14.30mm).
6) Two, three, 4 and 6 CHINAMFG available.
Certifications
Company Profile
1.Q: What kind of material you can offer?
A: We can offer you GALVANIZED STEEL, STAINLESS STEEL, ALUMINUM, Zinc, etc.
2.Q: What kind of standard you are following?
A: We are producing following by UL standard, most popular around the world,
of course, we also have customized products.You can provide your specification.
3.Q: Could you change the size for the customer?
A: Yes, we do for some customer special size.
4.Q: How many days can you deliver the order?
A: Normally after deposit or L/C 20-30 days, actually it depends on your request.
5.Q: What about the payment?
A: We can accept L/C, T/T, D/P and trusted payment methods.
6.Q: Do you provide samples?
A: yes, we can offer the standard product sample freely, but we do not bear the freight. Sample preparation will take some time, and if you asked to use DHL, FedEx, etc. to send samples, you can inform us in advance to prepare.
7.Q: Are you a trading company or manufacturing company?
A: Both we are, we have 10 years experiences in foreign trading business and more than 5 years in electrical conduit industry. Of course, we are always expanding our business.
8.Q: How can you guarantee your products?
A: we guarantee your 100% satisfaction on all our products. Please feel free to feedback us immediately if you are not satisfied with our quality or service. If the product does not meet the contract requirements, we will send you a free replacement or give you compensation in the next order. For foreign orders, we ensure every order carefully. In some special cases, we will give some discounts as a solution.
9.Q: How about your capability in manufacturing?
Based on reasonable price, good quality, great after service, and Workers’ Passion and Effort, we are capable of manufacturing 6000 tons of steel conduit per year and 4000 tons of die casting and steel accessories anually.
Choosing us is the best choice.
What Role Does a Flange Coupling Play in Reducing Downtime and Maintenance Costs?
A flange coupling plays a crucial role in reducing downtime and maintenance costs in mechanical systems. Here are the key ways it contributes to these benefits:
- Misalignment Compensation: Flange couplings can accommodate a certain degree of misalignment between the shafts, both angular and parallel. By allowing for misalignment, the coupling reduces the chances of mechanical failures caused by rigid connections. This flexibility minimizes stress and wear on the connected equipment and helps prevent unexpected downtime due to alignment issues.
- Vibration Damping: Flange couplings with flexible elements, such as elastomeric inserts, help dampen vibrations in the system. By absorbing and dissipating vibration forces, the coupling protects the equipment from excessive vibrations that could lead to component failure and unplanned downtime.
- Shock Load Absorption: In some applications, sudden shock loads or torque spikes can occur. Flange couplings with flexible elements have a certain shock-absorbing capacity, which prevents damage to the machinery and reduces the likelihood of unplanned downtime caused by sudden impact loads.
- Easy Maintenance and Inspection: Flange couplings are designed for easy installation, maintenance, and inspection. They usually consist of fewer parts and are accessible for visual inspections and lubrication. This ease of maintenance allows for quick identification of any wear or misalignment issues, enabling timely corrective actions to avoid costly breakdowns.
- Long Service Life: Flange couplings are typically constructed from durable materials that can withstand demanding operating conditions. When properly selected and maintained, they offer a long service life with minimal wear and replacement requirements. This longevity contributes to reduced maintenance costs and fewer replacement expenses over the equipment’s lifetime.
- Cost-Effective Design: Flange couplings are available in a variety of materials and configurations, offering cost-effective solutions for power transmission needs. Their relatively simple design and easy installation further contribute to cost savings during the initial setup and routine maintenance.
Overall, a well-chosen and properly maintained flange coupling enhances the reliability and efficiency of mechanical systems, reducing downtime, and lowering maintenance costs in industrial applications.
Flange Couplings and Variable Operating Conditions
Flange couplings are designed to accommodate a wide range of operating conditions and loads, making them versatile and suitable for various applications. The key factors that enable flange couplings to handle variable operating conditions and loads include:
- Flexible Design: Some flange couplings, such as flexible flange couplings or disc couplings, are designed to have some degree of flexibility. This flexibility allows them to compensate for misalignment between shafts, which is often encountered in real-world applications.
- Material Selection: Flange couplings are available in different materials to suit specific operating conditions. For example, stainless steel flange couplings are ideal for corrosive environments, while high-strength steel couplings are suitable for heavy-duty applications.
- Customization: Many flange coupling manufacturers offer customization options to tailor the coupling’s design to meet specific requirements. This may include modifying the coupling’s size, material, or torque capacity.
- Load Distribution: Flange couplings are designed to distribute loads evenly between the connected shafts. This even distribution of load helps prevent premature wear and reduces stress on the shafts and other connected equipment.
- High Torque Capacity: Flange couplings are available in various designs, including those suitable for high torque applications. This allows them to handle varying levels of torque without compromising performance.
- Temperature and Environmental Resistance: Flange couplings made from appropriate materials can withstand a wide range of temperatures and environmental conditions, making them suitable for both indoor and outdoor applications.
It is essential to consider the specific requirements of your application and the potential variations in operating conditions and loads when selecting a flange coupling. This ensures that the chosen coupling can reliably and efficiently transmit power while accommodating any changes in the operating environment.
What are the Maintenance Requirements for Flange Couplings?
Flange couplings require regular maintenance to ensure optimal performance and longevity. Proper maintenance can help prevent unexpected failures and downtime in the machinery or equipment. Here are the key maintenance requirements for flange couplings:
1. Inspection: Regularly inspect the flange coupling for signs of wear, damage, or misalignment. Check for cracks, corrosion, or any deformations in the flange and bolt holes. Ensure that the coupling is properly aligned with the shafts.2. Lubrication: Lubricate the flange coupling as per the manufacturer’s recommendations. Proper lubrication helps reduce friction and wear between the mating surfaces of the flanges, bolts, and nuts. Use the right type of lubricant that is compatible with the coupling material.3. Bolt Torque Check: Check the bolt torque regularly to ensure that the flange coupling is securely fastened. Loose bolts can lead to misalignment and coupling failure. Follow the recommended torque values provided by the manufacturer.4. Alignment: Maintain proper shaft alignment to prevent excessive forces on the flange coupling. Misalignment can cause uneven load distribution and accelerated wear on the coupling components.5. Environmental Protection: If the flange coupling is exposed to harsh or corrosive environments, take necessary measures to protect it. Consider using protective coatings or seals to prevent corrosion and damage.6. Regular Servicing: Schedule regular servicing of the machinery or equipment, including the flange coupling. This allows for a thorough inspection and timely replacement of worn-out or damaged components.7. Replacement of Worn Parts: When signs of wear or damage are detected during inspections, replace the worn or damaged parts promptly. Delaying the replacement can lead to further damage and compromise the performance of the coupling.8. Follow Manufacturer’s Guidelines: Always follow the maintenance guidelines provided by the flange coupling manufacturer. They may have specific recommendations based on the design and material of the coupling. Proper maintenance and regular checks can extend the life of the flange coupling and contribute to the overall reliability and efficiency of the connected machinery. It is essential to create a maintenance schedule and adhere to it diligently to ensure the smooth operation of the flange coupling and the entire mechanical system.
editor by CX 2023-09-21